ESP32 Firmware Flashers

ESP32 CYD CO2 Dashboard

Indoor air quality dashboard using ESP32-2432S028 CYD and SCD30/SCD40/SCD41.

ESP32 CYD Ham Dashboard

ESP32 CYD Ham radio dashboard with propagation, greyline and DX information. Supports the 2.8" ESP32-2432S028 and the larger 4.0" ST7796S board.

Flash Firmware GitHub

ESP32 CYD Hardware Diagnostic Tool

Identify unknown Cheap-Yellow-Display boards, test every component (display, touch, SD, etc.) and generate a hardware report you can paste into a GitHub issue.

Flash Firmware GitHub

ESP32 CYD OPNsense Dashboard

OPNsense firewall dashboard for the ESP32-2432S028 CYD: WAN traffic with daily and monthly usage totals, CPU and temperatures, firewall blocks, connected clients and services.

Flash Firmware GitHub

ESP32 CYD Weather Dashboard

6-page rotating weather dashboard for the ESP32-2432S028 CYD: 5-day forecast, current conditions, hourly timeline, trends graphs, sun & moon, and alerts, with a choice of 20 weather providers.

Flash Firmware GitHub